<template>
  <!--首页-->
  <div class="index">
    <div class="container">
      <div class="swiper-box">
        <div class="nav-menu">
          <ul class="menu-wrap">
            <li class="menu-item">
              <a href="javascript:;">手机 电话卡</a>
              <div class="children">
                <!-- 循环行6次-->
                <ul v-for="(item,index) in menuList" :key="index">
                  <!-- 循环列6次-->
                  <li v-for="(sub,j) in item" :key="j">
                    <a :href="sub ? '/#/product/'+sub.id: ''">
                      <img v-bind:src="sub ? sub.img : require('@/public/imgs/item-box-1.png')" alt="" width="100">
                      {{sub ? sub.name : "小米9"}}
                    </a>
                  </li>
                </ul>
              </div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">电视 盒子</a>
              <div class="children"></div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">笔记本 平板</a>
              <div class="children"></div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">家电 插线板</a>
              <div class="children"></div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">出行 穿戴</a>
              <div class="children"></div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">智能 路由器</a>
              <div class="children"></div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">电源 配件</a>
              <div class="children"></div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">生活 箱包</a>
              <div class="children">
                <!--循环行6次-->
                <ul v-for="(item,index) in menuList" :key="index">
                  <!-- 循环列6次-->
                  <li v-for="(sub,j) in item" :key="j">
                    <a :href="sub ? '/#/product/'+sub.id: ''">
                      <img :src="sub ? sub.img : '~@/public/imgs/item-box-1.png'" alt="">
                      {{sub ? sub.name : "小米9"}}
                    </a>
                  </li>
                </ul>
              </div>
            </li>
          </ul>
        </div>
        <!--使用swiper组件-->
        <swiper v-bind:options="swiperOption">
          <swiper-slide v-for="(item,index) in slideList" :key="index">
            <a :href="'/#/product/'+item.id"><img v-lazy="item.img" alt=""></a>
          </swiper-slide>
          <!-- 如果需要滚动条-->
          <div class="swiper-scrollbar"></div>&ndash;&gt;
          <!-- 如果需要分页器-->
          <div class="swiper-pagination" slot="pagination"></div>
          <!-- 如果需要导航按钮-->
          <div class="swiper-button-prev" slot="button-prev"></div>
          <div class="swiper-button-next" slot="button-next"></div>
        </swiper>
      </div>
      <!--广告位-->
      <div class="ads-box123">
        <a href="'/#/product/'+item.id" v-for="(item,index) in adsList" v-bind:key="index">
          <img v-lazy="item.img" alt="">
          <!--<img src="~@/public/imgs/loading-svg/loading-bars.svg" alt="">-->
        </a>
      </div>
      <!--banner条-->
      <div class="banner">
        <a href="'/#/product/'+item.id">
          <img src="~@/public/imgs/banner-1.png" alt="">
        </a>
      </div>
      <!--产品盒子-->
      <div class="product-box">
        <h2>手机</h2>
        <div class="wrapper">
          <div class="banner-left">
            <a href="/#/product/35">
              <img src="~@/public/imgs/mix-alpha.jpg" alt="">
            </a>
          </div>
          <div class="list-box">
            <div class="list" v-for="(arr,i) in phoneList" :key="i">
              <div class="item" v-for="(item,j) in arr" :key="j">
                <span v-bind:class="{'new-pro':j%2==0}">新品</span>
                <div class="item-img">
                  <img v-lazy="item.mainImage"
                       alt="">
                </div>
                <div class="item-info">
                  <h3>{{item.name}}</h3>
                  <p>{{item.subtitle}}</p>
                  <!--添加购物车-->
                  <p class="price" @click="addCart(item.id)">{{item.price | filterPrice}}</p>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
    <service-bar></service-bar>
    <modal title="提示"
           sureText="查看购物车"
           btnType="1"
           modalType="middle"
           v-bind:showModal="showModal"
           @submit="goToCart"
           @cancel="showModal=false">
      <template v-slot:body>
        <p>商品添加成功</p>
      </template>
    </modal>
  </div>

</template>

<script>
  import {swiper, swiperSlide} from "vue-awesome-swiper";
  import "swiper/dist/css/swiper.css";

  import ServiceBar from "@/components/ServiceBar.vue";
  import Modal from "@/components/Modal.vue";

  //引入图片
  //import img1 from '@/public/imgs/slider/slide-1.jpg';
  import img2 from '@/public/imgs/slider/slide-2.jpg';
  import img3 from '@/public/imgs/slider/slide-3.jpg';
  import img4 from '@/public/imgs/slider/slide-4.jpg';

  export default {
    name: "Index",
    data() {
      return {
        swiperOption: {
          autoplay: {
            delay: 3000,
            stopOnLastSlide: false,
            disableOnInteraction: false
          },
          loop: true,
          //动画效果
          effect: 'cube',
          cubeEffect: {
            slideShadows: true,
            shadow: true,
            shadowOffset: 100,
            shadowScale: 0.6
          },
          pagination: {
            el: '.swiper-pagination',
            clickable: true
          },
          navigation: {
            nextEl: '.swiper-button-next',
            prevEl: '.swiper-button-prev',
          },
        },
        slideList: [
          {
            id: '42',
            img: require('@/public/imgs/slider/slide-1.jpg')
          },
          {
            id: '45',
            img: img2
          },
          {
            id: '46',
            img: img3
          },
          {
            id: '47',
            img: img4
          },
        ],
        menuList: [
          [
            {
              id: 30,
              img: require('@/public/imgs/item-box-1.png'),
              name: "小米cc9"
            },
            {
              id: 31,
              img: require('@/public/imgs/item-box-2.png'),
              name: "小米8青春版"
            },
            {
              id: 32,
              img: require('@/public/imgs/item-box-3.jpg'),
              name: "RedMi K20 Pro"
            },
            {
              id: 33,
              img: require('@/public/imgs/item-box-4.jpg'),
              name: "移动4G专区"
            },
          ],
          [0, 0, 0, 0],
          [0, 0, 0, 0],
          [0, 0, 0, 0],
          [0, 0, 0, 0],
          [0, 0, 0, 0],
        ],
        adsList: [
          {
            id: 33,
            img: require('@/public/imgs/ads/ads-1.png'),
          },
          {
            id: 48,
            img: require('@/public/imgs/ads/ads-2.jpg'),
          },
          {
            id: 45,
            img: require('@/public/imgs/ads/ads-3.png'),
          },
          {
            id: 47,
            img: require('@/public/imgs/ads/ads-4.jpg'),
          },
        ],
        phoneList: [],
        showModal: false,
      }
    },
    components: {
      ServiceBar,
      Modal,
      swiper,
      swiperSlide,
    },
    filters: {
      filterPrice(value) {
        return "￥" + value + "元";
      }
    },
    methods: {
      init() {
        this.$get('/api/products', {
            categoryId: 100012,
            pageSize: 14
        }).then((res) => {
          res.list = res.list.slice(6, 14);
          //分割成二维数组
          this.phoneList = [res.list.slice(0, 4), res.list.slice(4, 8)];
          //console.log(this.phoneList);
        })
      },
      addCart(id) {
        this.$post('/api/carts', {
          productId: id,
          selected: true,
        }).then(
          res => {
            console.log(res);
          }
        ).catch((res) => {
          this.showModal = true;
        })
      },
      goToCart() {
        this.$router.push('/cart');
      }
    },
    mounted() {
      this.init();
    }
  }
</script>

<style lang="scss" scoped>
  @import "~@/assets/scss/mixin.scss";
  @import "~@/assets/scss/base.scss";

  .index {
    .container {
      width: 1226px;
      margin: 0 auto;

      .swiper-box {
        width: 100%;

        .nav-menu {
          position: absolute;
          width: 256px;
          height: 451px;
          z-index: 9;
          padding: 26px 0;
          background-color: #55585a9e;
          box-sizing: border-box;

          .menu-wrap {
            .menu-item {
              height: 50px;
              line-height: 50px;

              &:hover {
                background-color: #FF6600;

                .children {
                  display: block;
                }
              }

              a {
                font-size: 16px;
                color: #ffffff;
                padding-left: 30px;
                position: relative;
                display: block;

                &:after {
                  content: '';
                  position: absolute;
                  right: 30px;
                  top: 17.5px;
                  @include bgImg(10px, 15px, '~@/public/imgs/icon-arrow.png')
                }
              }

              .children {
                display: none;
                width: 962px;
                height: 451px;
                color: #ffffff;
                position: absolute;
                top: 0;
                left: 264px;
                border: 1px solid #e5e5e5;
                background-color: #fff;

                ul {
                  display: flex;
                  justify-content: space-between;
                  height: 75px;

                  li {
                    height: 75px;
                    line-height: 75px;
                    flex: 1;
                    padding-left: 23px;
                  }

                  a {
                    color: #333333;
                    font-size: 14px;
                  }

                  img {
                    width: 35px;
                    height: 42px;
                    vertical-align: middle;
                    margin-right: 15px;
                  }
                }
              }
            }
          }
        }

        .swiper-container {
          height: 451px;

          .swiper-button-prev {
            left: 274px;
          }

          img {
            width: 100%;
            height: 451px;
          }
        }
      }

      .ads-box123 {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 14px;
        margin-bottom: 31px;

        a {
          width: 296px;
          height: 167px;
        }
      }

      .banner {
        margin-bottom: 50px;
      }

      .product-box {
        background-color: #f5f5f5;
        padding: 30px 0 50px;

        h2 {
          font-size: 22px;
          height: 21px;
          line-height: 21px;
          color: #333333;
          margin-bottom: 20px;
        }

        .wrapper {
          display: flex;

          .banner-left {
            margin-right: 16px;

            img {
              width: 224px;
              height: 619px;
            }
          }
        }

        .list-box {
          .list {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 986px;
            margin-bottom: 14px;

            &:last-child {
              margin-bottom: 14px;
            }

            .item {
              width: 236px;
              height: 302px;
              background-color: #fff;
              text-align: center;

              span {
                display: inline-block;
                width: 67px;
                height: 24px;
                font-size: 14px;
                line-height: 24px;
                color: #ffffff;

                &.new-pro {
                  background-color: #7ecf68;
                }

                &.kill-pro {
                  background-color: #e82626;
                }
              }

              .item-img {
                img {
                  height: 195px;
                  width: 100%;
                }
              }

              .item-info {
                h3 {
                  font-size: 14px;
                  color: #333333;
                  line-height: 14px;
                  font-weight: bold;
                }

                p {
                  color: #999999;
                  line-height: 14px;
                  margin: 6px auto 13px;
                }

                .price {
                  color: #F20a02;
                  font-size: 14px;
                  font-weight: bold;
                  cursor: pointer;

                  &:after {
                    content: '';
                    margin-left: 5px;
                    @include bgImg(22px, 22px, '~@/public/imgs/icon-cart-hover.png');
                    vertical-align: middle;
                  }
                }
              }
            }
          }
        }
      }
    }
  }
</style>
